Generic
⚫ 2 SIP Lines
⚫ HD voice
⚫ PoE enabled
⚫ Intelligent DSS keys
⚫ Handset / hands-free mode
⚫ Desktop / wall-mounted
⚫ Optional external power supply
Phone Functions
⚫ Call logs (In/Out/Missed, Max support 600 records in the web)
⚫ Blocked list / allowed list
⚫ Voice message waiting indication (VMWI)
⚫ Programmable DSS/soft keys
⚫ Network time synchronization
⚫ Action URL / Active URI
⚫ uaCSTA
Call Functions
⚫ Call out / answer / reject
⚫ Mute / unmute (microphone)
⚫ Call hold / resume
⚫ Call waiting
⚫ Intercom
⚫ Speed dial
⚫ Anonymous call (hide caller ID)
⚫ Redial
⚫ Auto-answering
⚫ Voice message (with server)
⚫ 3-way conference (Passive invite access)
⚫ Hot line
⚫ Hot desking
Audio
⚫ HD voice microphone/speaker (handset/hands-free, 0 ~ 7KHz
frequency response)
⚫ HAC handset
⚫ Wideband ADC/DAC 16KHz sampling
⚫ Narrowband codec: G.711a/u, G.723.1, G.726, G.729A/B, iLBC
⚫ Wideband codec: G.722, Opus
⚫ Full-duplex Acoustic Echo Canceller (AEC)
⚫ Voice Activity Detection (VAD) / Comfort Noise Generation (CNG)
/ Background Noise Estimation (BNE) / Noise Reduction (NR) /
Automatic Gain Control (AGC)
⚫ Packet Loss Concealment (PLC)
⚫ Dynamic adaptive jitter buffer
⚫ DTMF: In-band, Out-of-Band (RFC2833/ SIP INFO)
⚫ VQM voice quality monitoring
Network
⚫ Physical: 10/100Mbps ethernet
⚫ IP Mode:IPv4/IPv6/IPv4&IPv6
⚫ IP Configuration: Static IP / DHCP / PPPoE
⚫ Network Access Control: 802.1x
⚫ VPN: L2TP / OpenVPN
⚫ VLAN
⚫ LLDP
⚫ CDP